[INFO] updating cached repository https://github.com/yskszk63/pwl
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 36a402ef9aa6d09dbedc82367e5b742d964ea31d
[INFO] checking yskszk63/pwl against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyskszk63%2Fpwl" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yskszk63/pwl on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/yskszk63/pwl
[INFO] finished tweaking git repo https://github.com/yskszk63/pwl
[INFO] tweaked toml for git repo https://github.com/yskszk63/pwl written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/yskszk63/pwl already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 189c3caf8154b10b4a6eb162aa8819425366dfdc4a7f395d1e591e0de7c3805f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "189c3caf8154b10b4a6eb162aa8819425366dfdc4a7f395d1e591e0de7c3805f"`
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking nix v0.13.1
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Checking pwl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/powerline.rs:41:39
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn draw(&mut self, segments: &(impl AsRef<[Segments]>)) -> Result<()> {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/shell.rs:11:36
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn write_fg(&self, w: &mut (impl Write), color: u8) -> Result<()> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/shell.rs:17:36
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn write_bg(&self, w: &mut (impl Write), color: u8) -> Result<()> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/shell.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn write_reset(&self, w: &mut (impl Write)) -> Result<()> {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/powerline.rs:41:39
[INFO] [stderr]    |
[INFO] [stderr] 41 |     pub fn draw(&mut self, segments: &(impl AsRef<[Segments]>)) -> Result<()> {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/shell.rs:11:36
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn write_fg(&self, w: &mut (impl Write), color: u8) -> Result<()> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/shell.rs:17:36
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn write_bg(&self, w: &mut (impl Write), color: u8) -> Result<()> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/shell.rs:23:39
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn write_reset(&self, w: &mut (impl Write)) -> Result<()> {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.81s
[INFO] running `"docker" "inspect" "189c3caf8154b10b4a6eb162aa8819425366dfdc4a7f395d1e591e0de7c3805f"`
[INFO] running `"docker" "rm" "-f" "189c3caf8154b10b4a6eb162aa8819425366dfdc4a7f395d1e591e0de7c3805f"`
[INFO] [stdout] 189c3caf8154b10b4a6eb162aa8819425366dfdc4a7f395d1e591e0de7c3805f